Question

which of the following is an example of an abiotic factor?
predation
competition
pollution
disease

Explanation:

Abiotic factors are non - living components of an ecosystem. Pollution is a non - living factor that can affect the ecosystem. Predation (interaction between two living organisms where one hunts the other), competition (interaction between living organisms for resources), and disease (caused by living pathogens like bacteria, viruses) are all biotic (living) factors.

Answer:

Pollution